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drm/xe: Add counter for invalid prefetch pagefaults

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Add a stats counter for invalid prefetch page faults to avoid
excessive logging.

Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Varun Gupta <varun.gupta@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20260223061906.1420883-2-varun.gupta@intel.com
This commit is contained in:
Varun Gupta
2026-02-23 11:49:05 +05:30
committed by Matthew Brost
parent dfeef98e55
commit c129f8ebca
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/drm/xe/xe_gt_stats.c
View File

@@ -60,6 +60,7 @@ static const char *const stat_description[__XE_GT_STATS_NUM_IDS] = {
DEF_STAT_STR(SVM_TLB_INVAL_US, "svm_tlb_inval_us"),
DEF_STAT_STR(VMA_PAGEFAULT_COUNT, "vma_pagefault_count"),
DEF_STAT_STR(VMA_PAGEFAULT_KB, "vma_pagefault_kb"),
DEF_STAT_STR(INVALID_PREFETCH_PAGEFAULT_COUNT, "invalid_prefetch_pagefault_count"),
DEF_STAT_STR(SVM_4K_PAGEFAULT_COUNT, "svm_4K_pagefault_count"),
DEF_STAT_STR(SVM_64K_PAGEFAULT_COUNT, "svm_64K_pagefault_count"),
DEF_STAT_STR(SVM_2M_PAGEFAULT_COUNT, "svm_2M_pagefault_count"),

1
drivers/gpu/drm/xe/xe_gt_stats_types.h
View File

@@ -15,6 +15,7 @@ enum xe_gt_stats_id {
XE_GT_STATS_ID_SVM_TLB_INVAL_US,
XE_GT_STATS_ID_VMA_PAGEFAULT_COUNT,
XE_GT_STATS_ID_VMA_PAGEFAULT_KB,
XE_GT_STATS_ID_INVALID_PREFETCH_PAGEFAULT_COUNT,
XE_GT_STATS_ID_SVM_4K_PAGEFAULT_COUNT,
XE_GT_STATS_ID_SVM_64K_PAGEFAULT_COUNT,
XE_GT_STATS_ID_SVM_2M_PAGEFAULT_COUNT,